condition mean min max ZT0-3 73.8018 67.4273 80.1763 ZT4-7 117.9155 117.9155 117.9155 ZT8-11 43.95555 43.95555 43.95555 ZT12-15 0 0 0 ZT16-19 10.66308 10.66308 10.66308 ZT20-23 27.320700000000002 27.320700000000002 27.320700000000002